Founder and CEO of Happy Ears. Ultra-runner. Entrepreneur. Sound lover. Karl had been suffering from serious ear problems as a consequence of his great passion for water-sports. An ear infection led to everything from perforated eardrums and total loss of hearing to a balance disorder. In an attempt to prevent more damage, Karl tested a plethora of earplugs available on the market. This was the start of the revolutionary earplug Happy Ears. And to discover the world of noise.
Sign up for the NEXT newsletter and get a free e-book!
Get updates about new speakers, special ticket offers and relevant strategic topics from global brands. Plus: If you sign up now, you get the NEXT e-book for free!